Total 2,424,675 scientists, country 221, and institutions 24,468 are evaluated in the Productivity Rankings, an exclusive service provided by AD Scientific Index. This ranking measures and highlights the scientific productivity of researchers based on the i10 index (number of publications with at least 10 citations). This system identifies highly productive scientists across disciplines, institutions, and regions, contributing to the development of evidence-based academic policies and effective incentive mechanisms. The rankings include global, regional, and institutional analyses, along with specialized rankings such as Scientists' Last 6 Years' i10 Index and Universities' i10 Index Rankings 2025. With Premium Membership, you can:
- Gain full access to detailed comparisons and advanced analytics,
- Objectively evaluate your academic productivity,
- Make strategic, data-driven decisions to enhance performance.
* Total i10 IndexRankings
Ranking Based On Selection: 1
![Opeyemi Tosin Joseph](https://cdn.adscientificindex.com/pictures/8d/4495796.jpg)
Pharmacology
Toxicology
Ethnopharmacology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
38
37
0.974
* Total i10 IndexRankings
Ranking Based On Selection: 2
![Thomas Magnus Adebo](/user/assets/images/profile/no-profile-photo.png)
Neuroembryology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
37
20
0.541
* Total i10 IndexRankings
Ranking Based On Selection: 3
![Oyedokun Godwin Emmanuel](https://cdn.adscientificindex.com/pictures/58/4478331.jpg)
Law
Accounting
Development Finance
Forensic Accounting
Strategic Management and Taxation
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
35
30
0.857
* Total i10 IndexRankings
Ranking Based On Selection: 4
![Osasenaga Macdonald Ighodaro](https://cdn.adscientificindex.com/pictures/69/88491.jpg)
Toxicology
Phytomedicine & Drug Discovery/Development
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
33
22
0.667
* Total i10 IndexRankings
Ranking Based On Selection: 5
![Jose Manuel Salazar Xirinachs](https://cdn.adscientificindex.com/pictures/ac/658721.jpg)
Productive Development Policies
Clusters
Productivity
Employment
Trade
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
33
10
0.303
* Total i10 IndexRankings
Ranking Based On Selection: 6
![Olorunfemi Yasiru Alimi](https://cdn.adscientificindex.com/pictures/c7/5794804.jpg)
Development Economics
Environment and Institutional Growth
International Economics
Health Economics
Applied Econometric.
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
31
27
0.871
* Total i10 IndexRankings
Ranking Based On Selection: 7
![Ogungbe Lg](https://cdn.adscientificindex.com/pictures/d7/5794588.jpg)
Neuroscience
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
31
16
0.516
* Total i10 IndexRankings
Ranking Based On Selection: 8
![Omoseni O. Adepoju](https://cdn.adscientificindex.com/pictures/e1/4495783.jpg)
Human Resource Management
Entrepreneurship
Business Administration
Construction Management
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
20
19
0.950
* Total i10 IndexRankings
Ranking Based On Selection: 9
![Ilugbo Stephen Olubusola](https://cdn.adscientificindex.com/pictures/d6/4494536.jpg)
Applied Geophysics
Hydrogeophysics
Engineering Geophysics
Mineral Exploration
Remote Sensing and GIS
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
20
19
0.950
* Total i10 IndexRankings
Ranking Based On Selection: 10
![Idowu Ezekiel Olorunfemi](https://cdn.adscientificindex.com/pictures/84/5794907.jpg)
Water Resources and Environmental Engineering
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
18
0.947
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* Total i10 IndexRankings
Ranking Based On Selection: 11
![Simeon Olaosebikan Oni](https://cdn.adscientificindex.com/pictures/94/5796180.jpg)
Public and International Law
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
18
18
1.000
* Total i10 IndexRankings
Ranking Based On Selection: 12
![Kolawole Ogedengbe](/user/assets/images/profile/no-profile-photo.png)
Irrigation
Water Resources and Environmental Engineering
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
18
9
0.500
* Total i10 IndexRankings
Ranking Based On Selection: 13
![Tk Adenowo](https://cdn.adscientificindex.com/pictures/bb/5794421.jpg)
Comparative Anatomy and Biological Anthropology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
18
8
0.444
* Total i10 IndexRankings
Ranking Based On Selection: 14
![Olumuyiwa Ogunlaja](https://cdn.adscientificindex.com/pictures/63/4495742.jpg)
Environmental Analytical Chemistry
Environmental Monitoring
Risk Assessment
Food Chemistry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
14
9
0.643
* Total i10 IndexRankings
Ranking Based On Selection: 15
![Oluyomi Susan Pitan](https://cdn.adscientificindex.com/pictures/14/96486.jpg)
Economics of Education
Higher education
Employability
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
13
12
0.923
* Total i10 IndexRankings
Ranking Based On Selection: 16
![Babatunde Adebo](https://cdn.adscientificindex.com/pictures/0f/4493233.jpg)
Solid Earth Physics
Groundwater Contamination and Saltwater Intrusion Modelling
Environmental Radiations
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
13
9
0.692
* Total i10 IndexRankings
Ranking Based On Selection: 17
![Ogunsanwo Alaba .](/user/assets/images/profile/no-profile-photo.png)
International Relations
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
13
4
0.308
* Total i10 IndexRankings
Ranking Based On Selection: 18
![Olumide Towoju](https://cdn.adscientificindex.com/pictures/dc/5799430.jpg)
Mechanical engineering
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
10
0.833
* Total i10 IndexRankings
Ranking Based On Selection: 19
![Adeosun Abiola Muhammad](https://cdn.adscientificindex.com/pictures/4b/4478791.jpg)
Biochemistry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
9
0.750
* Total i10 IndexRankings
Ranking Based On Selection: 20
![Sokan-Adeaga Adewale Allen](https://cdn.adscientificindex.com/pictures/0d/5798334.jpg)
Environmental Health
Medical Sciences
Public Health
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
8
0.667
* Total i10 IndexRankings
Ranking Based On Selection: 21
![Afolakemi Oredein](https://cdn.adscientificindex.com/pictures/76/4492742.jpg)
Educational Leadership & Gender
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
11
6
0.545
* Total i10 IndexRankings
Ranking Based On Selection: 22
![Peter K. Oriogun](https://cdn.adscientificindex.com/pictures/85/88820.jpg)
Software Engineering Pedagogy
Computer Science
Online Group Collabotrative Discourse
Software Architecure
Disourse Analysis
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
2
0.200
* Total i10 IndexRankings
Ranking Based On Selection: 23
![Bakare Oluwabunmi Dorcas|Bakare, Oluwabunmi Dorcas](https://cdn.adscientificindex.com/pictures/f9/4643973.jpg)
Mobile Bullying
Library and Information Sciences
Cloud Computing
Emerging Technologies
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
9
7
0.778
* Total i10 IndexRankings
Ranking Based On Selection: 24
![Johnson Ayodele](https://cdn.adscientificindex.com/pictures/ee/4494750.jpg)
Criminology
Victimology
Social Problems & Sociology of Mass Communication
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
9
6
0.667
* Total i10 IndexRankings
Ranking Based On Selection: 25
![Adesina Morenike Oluwabunmi|Adesina Morenike Oluwabunmi](https://cdn.adscientificindex.com/pictures/04/4641369.jpg)
Photocatalysis
wastewater remediation
adsorption processes
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
8
8
1.000
Opeyemi Tosin Joseph
Lead City University Ibadan
Ibadan, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
38
37
0.974
Pharmacology
Toxicology
Ethnopharmacology
Thomas Magnus Adebo
Lead City University Ibadan
Ibadan, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
37
20
0.541
Oyedokun Godwin Emmanuel
Lead City University Ibadan
Ibadan, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
35
30
0.857
Law
Accounting
Development Finance
Forensic Accounting
Strategic Management and Taxation
Osasenaga Macdonald Ighodaro
Lead City University Ibadan
Ibadan, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
33
22
0.667
Toxicology
Phytomedicine & Drug Discovery/Development
Jose Manuel Salazar Xirinachs
Lead University
San José, Costa Rica
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
33
10
0.303
Productive Development Policies
Clusters
Productivity
Employment
Trade
Olorunfemi Yasiru Alimi
Lead City University Ibadan
Ibadan, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
31
27
0.871
Development Economics
Environment and Institutional Growth
International Economics
Health Economics
Applied Econometric.
Ogungbe Lg
Lead City University Ibadan
Ibadan, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
31
16
0.516
Omoseni O. Adepoju
Lead City University Ibadan
Ibadan, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
20
19
0.950
Human Resource Management
Entrepreneurship
Business Administration
Construction Management
Ilugbo Stephen Olubusola
Lead City University Ibadan
Ibadan, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
20
19
0.950
Applied Geophysics
Hydrogeophysics
Engineering Geophysics
Mineral Exploration
Remote Sensing and GIS
Idowu Ezekiel Olorunfemi
Lead City University Ibadan
Ibadan, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
18
0.947
Water Resources and Environmental Engineering
Enroll all your faculty members with discounted institutional membership to showcase your institution's academic strength to the world in the best way possible – join now and achieve results fast!
Simeon Olaosebikan Oni
Lead City University Ibadan
Ibadan, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
18
18
1.000
Kolawole Ogedengbe
Lead City University Ibadan
Ibadan, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
18
9
0.500
Irrigation
Water Resources and Environmental Engineering
Tk Adenowo
Lead City University Ibadan
Ibadan, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
18
8
0.444
Olumuyiwa Ogunlaja
Lead City University Ibadan
Ibadan, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
14
9
0.643
Environmental Analytical Chemistry
Environmental Monitoring
Risk Assessment
Food Chemistry
Oluyomi Susan Pitan
Lead City University Ibadan
Ibadan, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
13
12
0.923
Economics of Education
Higher education
Employability
Babatunde Adebo
Lead City University Ibadan
Ibadan, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
13
9
0.692
Solid Earth Physics
Groundwater Contamination and Saltwater Intrusion Modelling
Environmental Radiations
Ogunsanwo Alaba .
Lead City University Ibadan
Ibadan, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
13
4
0.308
Olumide Towoju
Lead City University Ibadan
Ibadan, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
10
0.833
Mechanical engineering
Adeosun Abiola Muhammad
Lead City University Ibadan
Ibadan, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
9
0.750
Sokan-Adeaga Adewale Allen
Lead City University Ibadan
Ibadan, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
8
0.667
Afolakemi Oredein
Lead City University Ibadan
Ibadan, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
11
6
0.545
Peter K. Oriogun
Lead City University Ibadan
Ibadan, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
2
0.200
Software Engineering Pedagogy
Computer Science
Online Group Collabotrative Discourse
Software Architecure
Disourse Analysis
Bakare Oluwabunmi Dorcas|Bakare, Oluwabunmi Dorcas
Lead City University Ibadan
Ibadan, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
9
7
0.778
Mobile Bullying
Library and Information Sciences
Cloud Computing
Emerging Technologies
Johnson Ayodele
Lead City University Ibadan
Ibadan, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
9
6
0.667
Criminology
Victimology
Social Problems & Sociology of Mass Communication
Adesina Morenike Oluwabunmi|Adesina Morenike Oluwabunmi
Lead City University Ibadan
Ibadan, Nigeria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
8
8
1.000
Photocatalysis
wastewater remediation
adsorption processes